/Engine/Plugins/Runtime/RigVM/Source/RigVM/Public/RigVMCore/RigVMStructUpgradeInfo.h
Sets the default value for a given pin
void SetDefaultValueForPin ( const [FName](API\Runtime\Core\UObject\FName) & InPinName, const [FString](API\Runtime\Core\Containers\FString) & InDefaultValue )